package com.mihong.entity;

/**
 * 	消息设置
 * @date: 2019年3月5日
 */
public class Message {

//反馈信息
	public static final Boolean CHECK_SUCCESS = true;//接收成功
	
	public static final Boolean CHECK_FAILURE = false;//接收失败
	
	public static final String SUCCESS = "00";//接收成功
	
	public static final String FAILURE = "01";//接收失败
	
	public static final String FRAME_HEAD = "FEFE";//数据帧头
	
	public static final String FRAME_END = "EEEE";//数据帧尾
	
	public static final String REGISTER_DATA_LENGTH = "0003";//注册应答帧有效数据长度
	
	public static final String HEART_DATA_LENGTH = "0001";//心跳应答帧有效数据长度
	
	public static final String STATUS_DATA_LENGTH = "0001";//设备状态应答帧有效数据长度
	
	public static final String IP_SWITCHING_DATA_LENGTH = "0006";//ip切换数据帧长度
	
	
	
	public static final String ONLINE = "00";//设备离线
		
	public static final String NOT_ONLINE = "01";//设备在线

//命令码
	public static final String COMMAND_REGISTER = "10";//注册帧命令码
	
	public static final String COMMAND_HEART_BEAT = "11";//心跳帧命令码
	
	public static final String COMMAND_STATUS = "12";//终端状态帧命令码
	
	public static final String COMMAND_EQUIPMENT_LIST = "80";//网关设备列表帧命令码
	
	public static final String COMMAND_IP_SWITCHING = "8A";//ip切换帧命令码
	
//截取数据常量(所占字节数)
	public static final Integer BYTE_BASE = 2 + 1 + 1 + 6 + 1 +2 + 2 + 2;//基本数据帧
	
	public static final Integer BYTE_FRAME_HEAD = 2;
	
	public static final Integer BYTE_VERSION = 1;//版本
	
	public static final Integer BYTE_FRAME_NO = 1;//帧序号
	
	public static final Integer BYTE_ADDRESS = 6;//地址
	
	public static final Integer BYTE_COMMAND_CODE = 1;//命令码
	
	public static final Integer BYTE_DATA_BODY_LENGTH = 2;//有效
	
	public static final Integer BYTE_CRC = 2;//校验码
	
	public static final Integer BYTE_FRAME_END = 2;//帧尾
	
	public static final Integer BYTE_ONLINE = 1;//网关发送终端状态帧-是否在线
	
	public static final Integer BYTE_MAC = 6;//mac地址
	
	public static final Integer BYTE_MA = 2;//网关发送终端状态帧-电流
	
//截取字符串常量
	public static final Integer START_INDEX = 0; //截取初始位置
	
	public static final Integer LENGTH_STATUS_ONE_EQUIPMENT = 18;//网关发送终端状态帧---一个设备数据
	
	public static final Integer LENGTH_STRING_HEX = 2;//2个字符对应一个16进制数据
	
//安全
	public static final Integer BYTE_SOCKET = 2048;

//格式
	public static final String HEAD_FLAG = "FEFE";
}
